The typical Cochrane review. How many trials? How many participants?
OBJECTIVES: To describe the number of trials and participants in a typical systematic review from The Cochrane Database of Systematic Reviews. METHODS: The number of trials in 1,000 Cochrane systematic reviews in issue 1, 2001 of The Cochrane Database of Systematic Reviews was counted for three cat...
| Главные авторы: | , |
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| Формат: | Journal article |
| Язык: | English |
| Опубликовано: |
2002
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